# CPU vs Nellin controllers

The clearest difference is in-app purchases: Nellin controllers at none against CPU's 1. Nellin controllers also leads on ads (none vs shown) and update cadence (daily vs fortnightly). CPU's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. CPU sells 1 one-off in-app purchase. Nellin controllers asks for nothing beyond the download.

CPU ships an update fortnightly, Nellin controllers daily. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | CPU | Nellin controllers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (111 ratings)](https://appshunter.io/ios/app/cpu-x/id6448917309/reviews)** | — |
| Number of ratings | **111** | — |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 170 MB | 38 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [CHENGDU MIAOZHI TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1465440799) | [Aleksandr Liashov](https://appshunter.io/developer/1881074623) |

## What reviewers say

### CPU

[App page](https://appshunter.io/ios/app/cpu-x/id6448917309)

This app provides detailed insights into your device's hardware and real-time diagnostics. It also offers tools to optimize storage by compressing media and cleaning contacts, along with a comprehensive suite for testing device sensors and network functions.

**Highlights:** Comprehensive device hardware insights, Real-time diagnostics and sensor testing, Video and image compression, Duplicate contact cleanup, Junk mail and spam message filtering, Network diagnostics tools

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $5.99 | one-time |


### Nellin controllers

[App page](https://appshunter.io/ios/app/nellin-controllers/id6801412782)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CPU free?

CPU is free to download, with in-app purchases available.

### Is Nellin controllers free?

Nellin controllers is free to download, with no in-app purchases.

### Do CPU or Nellin controllers have ads?

CPU shows ads; Nellin controllers does not.

### Which is updated more often, CPU or Nellin controllers?

CPU ships an update fortnightly, and Nellin controllers daily. Most recently, CPU was updated on October 20, 2026 and Nellin controllers on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*